Home / 809,203.27-1,213,804.56-240,581.90

Finding the Fourth Proportional to 809,203.27, 1,213,804.56 and 240,581.90

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Solution

The fourth proportional to 809,203.27, 1,213,804.56 and 240,581.90 is: 360,872.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,203.27 : 1,213,804.56 = 240,581.90 : x
  2. Step 2: Convert to fraction form
    809,203.27/1,213,804.56 = 240,581.90/x
  3. Step 3: Cross multiply
    809,203.27x = 1,213,804.56 × 240,581.90
  4. Step 4: Simplify right side
    809,203.27x = 292,019,406,443.06
  5. Step 5: Solve for x
    x = 292,019,406,443.06/809,203.27
  6. Step 6: Final answer
    x = 360,872.75

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.